Vulnerability Details CVE-2019-19977
libESMTP through 1.0.6 mishandles domain copying into a fixed-size buffer in ntlm_build_type_2 in ntlm/ntlmstruct.c, as demonstrated by a stack-based buffer over-read.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 69.7%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
- https://github.com/Kirin-say/Vulnerabilities/blob/master/Stack_Overflow_in_libesmtp.md
- https://github.com/jbouse-debian/libesmtp/blob/ca5bd0800ef1da234315da4c59716568eb5e6402/ntlm/ntlmstruct.c#L228-L242
- https://web.archive.org/web/20190528215510/http://brianstafford.info/libesmtp/
- https://github.com/Kirin-say/Vulnerabilities/blob/master/Stack_Overflow_in_libesmtp.md
- https://github.com/jbouse-debian/libesmtp/blob/ca5bd0800ef1da234315da4c59716568eb5e6402/ntlm/ntlmstruct.c#L228-L242
- https://web.archive.org/web/20190528215510/http://brianstafford.info/libesmtp/
Products affected by CVE-2019-19977
-
cpe:2.3:a:libesmtp_project:libesmtp:1.0.6